#include<stdio.h>
int Add(int x,int y)
{
    int z = x+y;
    return z;
}
int main()
{
    int num1 = 0;
    int num2 = 0;
    int sum = 0;
    printf("输入两个操作数：");
    scanf("%d %d",&num1,&num2);
    sum = Add(num1,num2);
    printf("sum = %d\n",sum);
    return 0;
}